// vim: set sts=8 ts=2 sw=2 tw=99 et:
//
// Copyright (C) 2013, David Anderson and AlliedModders LLC
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//  * Redistributions of source code must retain the above copyright notice, this
//    list of conditions and the following disclaimer.
//  * Redistributions in binary form must reproduce the above copyright notice,
//    this list of conditions and the following disclaimer in the documentation
//    and/or other materials provided with the distribution.
//  * Neither the name of AlliedModders LLC nor the names of its contributors
//    may be used to endorse or promote products derived from this software
//    without specific prior written permission.
//
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#include <thread>

#include <amtl/am-thread.h>
#include <amtl/am-threadlocal.h>
#include <gtest/gtest.h>
#include "runner.h"

using namespace ke;

static ThreadLocal<int> sThreadVar;
static ThreadLocal<void*> sThreadVarPointer;

class VarThread
{
  public:
    VarThread()
     : succeeded_(false)
    {}

    void Run(int value) {
        ASSERT_EQ(sThreadVar.get(), 0);

        sThreadVar = value;
        ASSERT_EQ(sThreadVar.get(), 20);

        succeeded_ = true;
    }

    bool succeeded() const {
        return succeeded_;
    }

  private:
    bool succeeded_;
};

TEST(ThreadLocal, Threaded) {
    sThreadVar = 10;

    VarThread run;
    auto thread = ke::NewThread("Test Thread", [&run](int value) -> void {
        run.Run(value);
    }, 20);
    thread->join();
    thread = nullptr;

    ASSERT_TRUE(run.succeeded());
    EXPECT_EQ(sThreadVar.get(), 10);

    // Check that pointers are allowed in T.
    sThreadVarPointer = &run;
    EXPECT_EQ(sThreadVarPointer.get(), &run);
}
